Events and cleanups scheduled in the Lehigh Valley to commemorate Earth Day, which is Wednesday:

•EVENTS

The Department of Community and Economic Development will host an Earth and Health Day 11:30 a.m. to 1:30 p.m. Wednesday at the Northampton County Government Center, 669 Washington St., Easton.

Topics of the day will include waste reduction and recycling, food waste composting, locations of trails, open space, greenways, water and energy conservation, nutrition, fitness and wellness, community gardens and urban farming, buying local food, and appearances from master gardener and watershed stewards. Info: http://www.northamptoncounty.org.

The "Good Earth" Day! presented by Souderton Area High School SAVE Club will be held noon-3 p.m. Saturday at Pearl S. Buck International, Dublin Road, Perkasie. Family-friendly how-to environmental activities, tips from master gardeners, animal rescue book display, Q&A on recycling and sustainability will be held. Free. Register: http://www.pearlsbuck.org/SAVE.

ForEvergreen Nature Preserve Earth Day celebration and Creek 5K race 8 a.m. to 4 p.m. Sunday , at the new preserve on Cherry Lane Road, Analomink, Monroe County. A scenic race through the former golf course. Register online at brodheadwatershed.org, or sign up between 8 and 9 a.m. the morning of the race. Kids Dash (9:30 a.m.), Creek 5K (10 a.m.), awards (10:45 a.m.). Earth Day festival (11 a.m. to 4 p.m.), activities include a fly-fishing demonstration, guided hike, composting workshop, rain barrel presentation, art show and sale, music by The Lost Ramblers, food vendors. Info: 570-839-1120 or 570-424-1514, or email info@phlt.org.

Celebrate Earth Day with Miller-Keystone Blood Center: To celebrate the 45th anniversary of Earth Day, all individuals registering to donate at Miller-Keystone Blood Center's Donor Centers on Wednesday will receive a free plant. Donors at Miller-Keystone community blood drives will receive free plant seeds. To schedule a donation, call 800-B-A-DONOR or visit GIVEaPINT.org.

•CLEANUPS

Old Allentown Earth Day Clean Up: Meet at 9 a.m. Saturday on the 800 block of Chew Street between Nagle and Lumber streets to clean up and mulch the tree wells. Bring shovel and a wheelbarrow if possible; bagels and water will be supplied. Register, 610-740-9919 or email info@oldallentown.org.